Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
hanh dung » thanh dung, anh dung, hanh dong
luan dang » luan nang, luan danh, luan dong
dang cong » dung cong
cong vong » cong dong, cong cong, cong nong
vong tuan » vuong tuan, cong tuan, hoang tuan
tuan cau » toan cau, quan cau, tuan cu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chiet tach) or (chieu sach)) - hanh dung luan dang cong vong tuan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chiet tach) OR (chieu sach)) - hanh dung luan dang cong vong tuan cau.
• Adding a wildcard symbol may retrieve word variants: ho ((chiet tach) or (chieu sach)) - hanh dung luan dang cong vong tuan cau*.